InsidersTradesSigma
Total declarations
Companies
▲ Purchases (2 ops.)
▼ Sales (11 ops.)
Insider track record
ExecutiveDisclosed buys
2
Disclosed sells
11
T+90 hit rate
100%
T+90 mean return
+20.7%
Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the complete record of transactions filed by Leach Jacob Steven, Chief Technology Officer. Director active across 2 companies, notably DEXCOM INC. Aggregated, 26 disclosures have been recorded. Breakdown: 2 buys · 11 sells. Total volume traded: €21.1m. History available since 9 June 2021. The latest transaction was disclosed on 22 August 2026 (Retenue fiscale). Regulator: SEC (Form 4). The full history is free.
Companies and markets linked to Leach Jacob Steven
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations26 total
1,451 shares@ US$92.34Common StockSEC:0001093557-26-000159:0
1,451 shares@ US$71.900.0003% mcap0.3% of flowCommon StockSEC:0001093557-26-000099:0
104,516 shares0Common StockSEC:0001093557-26-000046:0
8,310 shares0Common StockSEC:0001093557-26-000013:0
62 shares@ US$2.710.2% of flowCommon StockSEC:0001628280-25-053306:0
15,700 shares@ US$54.9773.4% of flowCommon StockSEC:0001093557-25-000284:0
Canonical exit: 8 Feb 2026 (T+90)
14,076 shares@ US$70.38012.7% of flowCommon StockSEC:0001093557-25-000081:0
35,906 shares0Common StockSEC:0001093557-25-000065:0
7,107 shares0Common StockSEC:0001093557-25-000016:0
744 shares@ US$76.870.2% of flowCommon StockSEC:0001093557-24-000190:0
746 shares@ US$69.150.1% of flowCommon StockSEC:0001093557-24-000167:0
745 shares@ US$115.05080.2% of flowCommon StockSEC:0001093557-24-000127:0
14,639 shares@ US$134.41075.3% of flowCommon StockSEC:0001093557-24-000051:0
26,053 shares0Common StockSEC:0001093557-24-000037:0
9,697 shares@ US$0.0010.0% of flowCommon StockSEC:0001093557-24-000011:0
2,932 shares@ US$121.85051.0% of flowCommon StockSEC:0001093557-23-000255:0
30,764 shares@ US$125.0010.3% of flowCommon StockSEC:0001093557-23-000110:0
3,540 shares@ US$111.3991.1% of flowCommon StockSEC:0001093557-23-000079:0
25,397 shares@ US$0.0010.0% of flowCommon StockSEC:0001093557-23-000054:0
10,425 shares@ US$114.44763.3% of flowCommon StockSEC:0001093557-23-000034:0
6,741 shares@ US$0.0010.0% of flowCommon StockSEC:0001093557-22-000049:0
2,925 shares@ US$0.0010.0% of flowCommon StockSEC:0001093557-21-000292:0
1,248 shares@ US$541.362.6% of flowCommon StockSEC:0001093557-21-000214:0
50,000 shares@ US$1.537799.8% of flowCommon StockSEC:0001225208-21-011565:0
Canonical exit: 14 Nov 2021 (T+90)
12,087 shares@ US$476.7022.2% of flowCommon StockSEC:0001093557-21-000193:0
25 of 26 declarations
About Leach Jacob Steven
Leach Jacob Steven is Chief Technical Officer and has filed 25 disclosures in total. Across the 25 sampled filings between 2021-06-10 and 2026-05-27, purchases amount to EUR 812970 and sales to EUR 21011413, with cession as the dominant transaction type. He is listed as President, CEO, and Director at DEXCOM INC and as Director at SenesTech, Inc.
